J Med Cases

Journal of Medical Cases, ISSN 1923-4155 print, 1923-4163 online, Open Access

Article copyright, the authors; Journal compilation copyright, J Med Cases and Elmer Press Inc

Journal website http://www.journalmc.org

Case Report

Volume 8, Number 6, June 2017, pages 187-190

Platypnea Orthodeoxia Syndrome in a Patient With Pulmonary Arterial Hypertension

Figures

Figure 1. The 12-lead electrocardiogram (a) and chest X-ray (b) of the patient.

Figure 2. Presentation of the PFO without evidence of obstruction to the flow in the pulmonary veins.

Table

**Table 1.** Changes in Oxygen Saturation (SO₂) and in Heart Rate (HF) in Relation to the Position of the Patient
Minutes	Lying		Sitting		Standing
Minutes	SO₂ (%)	HF (bpm)	SO₂ (%)	HF (bpm)	SO₂ (%)	HF (bpm)
bpm: beats per minute.
0	89	110	89	126	85	132
1	89	110	87	120	83	133
3	89	110	86	123	82	135
5	89	110	85	123	82	134
10	89	110	84	121	81	137